Home / 425,088,130.60-637,632,195.90-295,421,775.40

Finding the Fourth Proportional to 425,088,130.60, 637,632,195.90 and 295,421,775.40

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Solution

The fourth proportional to 425,088,130.60, 637,632,195.90 and 295,421,775.40 is: 443,132,663.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,088,130.60 : 637,632,195.90 = 295,421,775.40 : x
  2. Step 2: Convert to fraction form
    425,088,130.60/637,632,195.90 = 295,421,775.40/x
  3. Step 3: Cross multiply
    425,088,130.60x = 637,632,195.90 × 295,421,775.40
  4. Step 4: Simplify right side
    425,088,130.60x = 188,370,435,364,978,592
  5. Step 5: Solve for x
    x = 188,370,435,364,978,592/425,088,130.60
  6. Step 6: Final answer
    x = 443,132,663.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.